package com.arron.facade;

public class TheaterLight {
    private static final TheaterLight instance = new TheaterLight();

    private TheaterLight() {
    }

    public static TheaterLight getInstance(){
        return instance;
    }

    public void on(){
        System.out.println("TheaterLight on...");
    }

    public void off(){
        System.out.println("TheaterLight off...");
    }

    public void dim(){
        System.out.println("TheaterLight dim...");
    }

    public void bright(){
        System.out.println("TheaterLight bright...");
    }
}
